gc80c520a CORERIVER Semiconductor, gc80c520a Datasheet - Page 60

• Manufacturer Part Number: gc80c520a
• Description: Midas1.0 Family Mask Rom/eprom/romless 8-bit Turbo Microcontrollers
• Manufacturer: CORERIVER Semiconductor

2-bit Extension
0 0 0 0 0 0 0 1
0 1 0 0 0 0 0 1
1 0 0 0 0 0 0 1
1 1 0 0 0 0 0 1
2-bit Extension
Figure 6-29 In 2+6bit counter mode, PWM extension cycle timing diagram
(PWM0D = C1h)
(PWM0D = 01h)
(PWM0D = 41h)
(PWM0D = 81h)
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 1
0 0 1 0 0 0 0 0
0 0 1 1 1 1 1 1
(PWM0D = 00h)
(PWM0D = 01h)
(PWM0D = 20h)
(PWM0D = 3Fh)
PWM0 Out
PWM0 Out
PWM0 Out
PWM0 Out
Figure 6-28 In 2+6bit count mode, PWM basic timing diagram
PWM Clock
(F
PWM0 Out
PWM0 Out
PWM0 Out
PWM0 Out
PWM Clock
OSC
Clock Count
(F
/1)
OSC
Clock Count
00h
/1)
00h
1 Clock Cycle
1 Clock Cycle
2 Clock Cycle
2 Clock Cycle
32 Clock Cycle
Low
1 Clock Cycle
(50% Duty)
64 Clocks
Clock Count
Clock Count
40h
40h
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1 Clock Cycle
1 Clock Cycle
2 Clock Cycle
1 Clock Cycle
2 Clock Cycle
Clock Count
Clock Count
80h
80h
1 Clock Cycle
1 Clock Cycle
2 Clock Cycle
2 Clock Cycle
Functional Description
Clock Count
Clock Count
C0h
C0h
1 Clock Cycle
1 Clock Cycle
1 Clock Cycle
1 Clock Cycle
Clock Count
100h
Clock Count
100h